The circuit presented here can be used for connecting two telephones in parallel and also as a 2-line intercom. Usually a single telephone is connected to a telephone line. If another telephone is ...

DENVER — A Frontier Airlines flight attendant was allegedly assaulted by an intercom phone wielded by a passenger, airline officials said Sunday. According to officials with Frontier Airlines, the ...

The circuit provides a simple illustration of a door phone intercom system having a two-way communication using the features of LM386 amplifier. Intercom – short for intercommunication, is an ...

IP audio and control specialist Barix now supports Crestron Rava SIP intercom and phone technology. The Barix SIP firmware will simplify integration of Rava-enabled touch screens with analog devices, ...